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Radiant|Lab Grown|IGI

13.21ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG577396823

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG577396823

Diamond specifications and retailer prices

From $3,155 AUD
$2,211 USD
As of November 2, 2026
Save $18,548 AUD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $21,703 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 13.21ct lab-grown radiant diamond

This 13.21ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577396823 or 577396823. Listed at 16 retailers as of November 1, 2026, with prices from $3,155 to $21,703, a $18,548 spread on the same certified stone. Do Amore Diamonds lists it at $21,703. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

13.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577396823
Dimensions16.70 × 11.66 × 7.69 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.70 mm11.66 mm13.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577396823
Side View
Table 64.0%Crown 46.3°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $21,703 AUD|Low: $3,155 AUD|High: $31,592 AUD|Avg: $12,605 AUD|-19.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
November 2, 2026
Retailer 18$3,155 AUD
Retailer 2$3,244 AUD
Retailer 16$3,432 AUD
Retailer 6$4,396 AUD
Retailer 8$4,399 AUD
Retailer 17$4,730 AUD
Retailer 5$5,552 AUD
Retailer 19$5,716 AUD
Retailer 13$5,722 AUD
Retailer 15$5,736 AUD
Retailer 14$8,426 AUD
Retailer 3$11,907 AUD
Retailer 12$12,875 AUD
Retailer 4$16,238 AUD
Retailer 7$16,251 AUD
Do Amore Diamonds$21,703 AUD
Retailer 9$26,326 AUD
Retailer 10$31,592 AUD
Retailer 11$31,592 AUD

37 data points across 19 retailers

16 retailers$3,155 AUD to $21,703 AUD

A
Cheapest Retailer
-
$3,155 AUD
$2,211 USD
A
Retailer 2
-
$3,244 AUD
£1,790 GBP
View
A
Retailer 3
-
$3,432 AUD
$2,405 USD
View
A
Retailer 4
-
$4,396 AUD
$3,081 USD
View
A
Retailer 5
-
$4,399 AUD
$3,083 USD
View
Final sale: no returns
A
Retailer 6
-
$4,730 AUD
HK$25,900 HKD
View
A
Retailer 7
-
$5,552 AUD
$3,891 USD
View
A
Retailer 8
-
$5,716 AUD
$4,006 USD
View
A
Retailer 9
-
$5,722 AUD
$4,010 USD
View
A
Retailer 10
-
$5,736 AUD
$4,020 USD
View
B+
Retailer 11
-
$8,426 AUD
$5,905 USD
View
B
Retailer 12
-
$11,907 AUD
$8,345 USD
View
B
Retailer 13
-
$12,875 AUD
View
B
Retailer 14
-
$16,238 AUD
$11,380 USD
View
B
Retailer 15
-
$16,251 AUD
$11,389 USD
View
Most Expensive
B
Do Amore Diamonds
27-4DD611218 · Nov 1
$21,703 AUD
$15,210 USD
View
15 more retailers have this diamond
Prices start from $3,155 AUDSave up to $18,548 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
13.21ct Radiant
$3,155 AUD